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<span id="Function-ABI-Documentation"></span><div class="header">
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Previous: <a href="Type-and-enum-ABI-Documentation.html" accesskey="p" rel="prev">Type and enum ABI Documentation</a>, Up: <a href="Coarray-Programming.html" accesskey="u" rel="up">Coarray Programming</a> &nbsp; [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html" title="Index" rel="index">Index</a>]</p>
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<span id="Function-ABI-Documentation-1"></span><h3 class="section">7.2 Function ABI Documentation</h3>

<table class="menu" border="0" cellspacing="0">
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005finit.html" accesskey="1">_gfortran_caf_init</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Initialiation function
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005ffinish.html" accesskey="2">_gfortran_caf_finish</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Finalization function
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fthis_005fimage.html" accesskey="3">_gfortran_caf_this_image</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Querying the image number
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fnum_005fimages.html" accesskey="4">_gfortran_caf_num_images</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Querying the maximal number of images
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fimage_005fstatus.html" accesskey="5">_gfortran_caf_image_status </a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Query the status of an image
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005ffailed_005fimages.html" accesskey="6">_gfortran_caf_failed_images </a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Get an array of the indexes of the failed images
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fstopped_005fimages.html" accesskey="7">_gfortran_caf_stopped_images </a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Get an array of the indexes of the stopped images
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fregister.html" accesskey="8">_gfortran_caf_register</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Registering coarrays
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fderegister.html" accesskey="9">_gfortran_caf_deregister</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Deregistering coarrays
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fis_005fpresent.html">_gfortran_caf_is_present</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Query whether an allocatable or pointer component in a derived type coarray is allocated
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fsend.html">_gfortran_caf_send</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Sending data from a local image to a remote image
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fget.html">_gfortran_caf_get</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Getting data from a remote image
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fsendget.html">_gfortran_caf_sendget</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Sending data between remote images
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fsend_005fby_005fref.html">_gfortran_caf_send_by_ref</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Sending data from a local image to a remote image using enhanced references
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fget_005fby_005fref.html">_gfortran_caf_get_by_ref</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Getting data from a remote image using enhanced references
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fsendget_005fby_005fref.html">_gfortran_caf_sendget_by_ref</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Sending data between remote images using enhanced references
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005flock.html">_gfortran_caf_lock</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Locking a lock variable
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005funlock.html">_gfortran_caf_unlock</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Unlocking a lock variable
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fevent_005fpost.html">_gfortran_caf_event_post</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Post an event
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fevent_005fwait.html">_gfortran_caf_event_wait</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Wait that an event occurred
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fevent_005fquery.html">_gfortran_caf_event_query</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Query event count
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fsync_005fall.html">_gfortran_caf_sync_all</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">All-image barrier
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fsync_005fimages.html">_gfortran_caf_sync_images</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Barrier for selected images
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fsync_005fmemory.html">_gfortran_caf_sync_memory</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Wait for completion of segment-memory operations
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005ferror_005fstop.html">_gfortran_caf_error_stop</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Error termination with exit code
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005ferror_005fstop_005fstr.html">_gfortran_caf_error_stop_str</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Error termination with string
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005ffail_005fimage.html">_gfortran_caf_fail_image </a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Mark the image failed and end its execution
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fatomic_005fdefine.html">_gfortran_caf_atomic_define</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Atomic variable assignment
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fatomic_005fref.html">_gfortran_caf_atomic_ref</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Atomic variable reference
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fatomic_005fcas.html">_gfortran_caf_atomic_cas</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Atomic compare and swap
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fatomic_005fop.html">_gfortran_caf_atomic_op</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Atomic operation
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fco_005fbroadcast.html">_gfortran_caf_co_broadcast</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Sending data to all images
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fco_005fmax.html">_gfortran_caf_co_max</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Collective maximum reduction
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fco_005fmin.html">_gfortran_caf_co_min</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Collective minimum reduction
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fco_005fsum.html">_gfortran_caf_co_sum</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Collective summing reduction
</td></tr>
<tr><td align="left" valign="top">&bull; <a href="_005fgfortran_005fcaf_005fco_005freduce.html">_gfortran_caf_co_reduce</a></td><td>&nbsp;&nbsp;</td><td align="left" valign="top">Generic collective reduction
</td></tr>
</table>


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